35
Echoes or noises
The trunk line of network is in bad
condition. It is a regional problem.
Hang off the call and dial again.
Choose another better line.
In some areas, the call lines are in
bad condition.
Shorter standby time
The standby time is relevant to
network settings.
In poor reception areas, turn off
your phone temporarily.
Replace the batteries
Change with a new battery.
When no signals are received,
your phone will continue searching
for base stations, thus consuming
a large amount of battery power
and reducing standby time.
Use your phone at strong signal
areas or Turn off the phone
temporarily.
Failed to turn on your phone
The battery power is used up.
Check the battery power level or
charge the battery.
SIM card error
The SIM card is damaged.
Contact your network service
provider.
The SIM card is not properly
installed.
Ensure the SIM card is properly
installed.
Failed to connect to the network
The SIM card is invalid.
Contact your network service
provider.
Beyond the GSM coverage.
Consult the network service
provider for service areas.
The signal is feeble.
Retry at a stronger signal area.
Failed to make a call
The call barring feature is used.
Cancel the call barring settings.
The fixed dialing number feature
is used.
Cancel the fixed dialing number
settings.
PIN code error
Enter incorrect PIN codes for
three times in succession.
Contact your network service
provider.
Failed to charge the battery
The battery or the charger is
damaged.
Change a new battery or
charger.
Charge the battery when ambient
temperature is lower than -10°C
or above 55°C.
Change the environment.
Poor connection.
Check whether the plug is
properly connected.
Failed to add contacts to
phonebook
The storage space of phonebook
is used up.
Delete some contacts from the
phonebook.
Failed to set up some features
Your network not provider the
services.
Contact your network service
provider.
ENGLISH
Содержание FLEX Plus 75
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